The performance difference between the stock cooler and the Vantec Iceberg 5 definitely shows that the Vantec Iceberg 5 performs very well, keeping the GPU almost 15C lower than stock cooler. Besides that the Vantec Iceberg 5 has other advantages which includes a mirrored copper base, cool blue LED and easy installation. With the price at 34USD, it is a bit expensive if you compare with stock cooler or other ordinary GPU cooler out in the market. Since you’re willing to spend so much on a graphic card, why not just chip a bit more for the Vantec Iceberg 5 that offers better cooling solution which also prolongs the life span.